You should not ______ your mistakes if you want to make greater progress.
| A．concern | B．organize | C．prefer | D．ignore |
Everyone present certainly thinks there ______ be a total ban on cigarette advertising.
| A．would | B．could | C．should | D．might |
In the lecture, the professor told his students how to write an ______ of a graduate paper, expressing the main argument.
| A．account | B．abstract | C．application | D．address |
Not many of us really get to see the hard work that happens ______ the scenes to make our favorite movies come to life.
| A．without | B．to | C．behind | D．by |
For nearly ten years, he ______ very few interviews or concerts. His simple life might have continued but for the great musician.
| A．did | B．has done | C．does | D．has been doing |
The pronunciation of the speakers living in London is judged to be more native than ______ of the speakers from Liverpool.
| A．it | B．that | C．one | D．those |